.formContainer {
  position: fixed;
  background-color: rgba(0,0,0,.7);
  width: 500px;
  height: 300px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 20px;
  z-index: 100;
}
.logintitle {
  text-align: center;
  height: 80px;
  line-height: 60px;
  font-size: 30px;
  color: aliceblue;
}